2021028561

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{8089}}^1$

素因数の和:8206

約数の個数: 48

約数和(自身を含む): 3271207680

約数和(自身を除く): 1250179119

約数列:

[1, 3, 9, 17, 23, 51, 69, 71, 153, 207, 213, 391, 639, 1173, 1207, 1633, 3519, 3621, 4899, 8089, 10863, 14697, 24267, 27761, 72801, 83283, 137513, 186047, 249849, 412539, 558141, 574319, 1237617, 1674423, 1722957, 3162799, 5168871, 9488397, 9763423, 13209337, 28465191, 29290269, 39628011, 87870807, 118884033, 224558729, 673676187, 2021028561]

約数ペア:

[(1, 2021028561), (3, 673676187), (9, 224558729), (17, 118884033), (23, 87870807), (51, 39628011), (69, 29290269), (71, 28465191), (153, 13209337), (207, 9763423), (213, 9488397), (391, 5168871), (639, 3162799), (1173, 1722957), (1207, 1674423), (1633, 1237617), (3519, 574319), (3621, 558141), (4899, 412539), (8089, 249849), (10863, 186047), (14697, 137513), (24267, 83283), (27761, 72801)]